package filter;

import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import myBeans.UserInfo;

/**
 * Servlet Filter implementation class AdminPage
 */
@WebFilter("/AdminPage.jsp")
public class AdminPage implements Filter {

    /**
     * Default constructor. 
     */
    public AdminPage() {
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see Filter#destroy()
	 */
	public void destroy() {
		// TODO Auto-generated method stub
	}

	/**
	 * @see Filter#doFilter(ServletRequest, ServletResponse, FilterChain)
	 */
	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {

		HttpServletRequest Req = (HttpServletRequest) request;
		HttpServletResponse Resp = (HttpServletResponse) response;
		HttpSession session = Req.getSession();
		
		UserInfo User = (UserInfo)session.getAttribute("User");
		System.out.print("admin filter" + User.getRole());
		if(!(User.getRole().equals("Admin"))){
			Resp.sendRedirect(Req.getContextPath()+"/Index.jsp");
		}
		chain.doFilter(request, response);
	}

	/**
	 * @see Filter#init(FilterConfig)
	 */
	public void init(FilterConfig fConfig) throws ServletException {
		// TODO Auto-generated method stub
	}

}
